| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1540.0 | USD | 20180901 |
| Unknown | China national standards | MT | 1700.0 | USD | 20180901 |
| Unknown | China national standards | MT | 1730.0 | USD | 20180823 |
| Unknown | China national standards | MT | 1580.0 | USD | 20180823 |
| Unknown | China national standards | MT | 240.0 | USD | 20180822 |
| Unknown | China national standards | MT | 1680.0 | USD | 20180821 |
| Unknown | China national standards | MT | 260.0 | USD | 20180821 |
| Unknown | China national standards | MT | 240.0 | USD | 20180821 |
| Unknown | China national standards | MT | 250.0 | USD | 20180821 |
| Unknown | China national standards | MT | 1570.0 | USD | 20180819 |